发明人何建平,高志强,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112656382 A, 授权公告日 2019-10-25.
Lefèvre J P, Kowalski A, Sørensen M. "Method for the Synthesis of 1-(Ethylsulfonyl)piperidine-4-carbonitrile" [P]. European Patent, EP 3289112 A1, 2020-10-03.
发明人韩伟,高志强,郭海燕. "A Process for Preparing High-Purity 1-(Ethylsulfonyl)piperidine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 110210880 B, 授权公告日 2020-03-10.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2016, 1492, (3), 5185-5211.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2010, 2409, (11), 802-828.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(Ethylsulfonyl)piperidine-4-carbonitrile Using HRMS and NMR". Phytochemistry, 2021, 905, (10), 5898-5910.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 1756, (10), 1432-1445.